@charset "gb2312";
/* 共用css */
* { margin: 0; padding: 0 }
body { font: 14px "微软雅黑", Arial, Helvetica, sans-serif; background: #f1f1f1; color: #555 }
img { border: 0; display: block }
ul, li { list-style: none; }
/*默认链接颜色 */
a { text-decoration: none; color: #555 }
.clear { clear: both; }
.blank { height: 8px; overflow: hidden; width: 100%; margin: auto; clear: both }
.f_l { float: left }
.f_r { float: right }
/* nav */
nav { width: 100%; background: #333; color: #999; line-height: 32px; }
nav ul { width: 1000px; margin: auto; padding: 10px 0; text-align: right; background: url(../images/logo.png) no-repeat left 10px center }
nav ul li { display: inline; font-size: 16px; padding: 10px 20px }
nav ul li a { color: #fff }
.m20 { margin: 20px 0 }
/*phone  nav */
#mnav { display: none; width: 100%; position: fixed; top: 0; right: 0; }
#mnav h2 { text-align: right; color: #fff; font-size: 18px; height: 52px; line-height: 52px; padding-left: 10px; width: 100% }
#mnav h2.open { text-align: right; background: rgba(1,1,1,0.8); width: 100%; }
#mnav ul { display: none; background: rgba(1,1,1,0.8); width: 100%; padding-bottom: 40px }
#mnav li { height: 40px; line-height: 40px; vertical-align: top; font-size: 16px; display: block; overflow: hidden; text-align: center }
#mnav li a { color: #fff }
/* 默认菜单栏 */
#mnav h2 .navicon { margin-right: 15px; }
.navicon { display: inline-block; position: relative; width: 30px; height: 5px; background-color: #FFFFFF; }
.navicon:before, .navicon:after { content: ''; display: block; width: 30px; height: 5px; position: absolute; background: #FFFFFF; -webkit-transition-property: margin, -webkit-transform; transition-property: margin, -webkit-transform; transition-property: margin, transform; transition-property: margin, transform, -webkit-transform; -webkit-transition-duration: 300ms; transition-duration: 300ms; }
.navicon:before { margin-top: -10px; }
.navicon:after { margin-top: 10px; }
/* 展开后导航栏目 */
#mnav h2.open .navicon { background: rgba(1,1,1,0.8) }/* 使用背景色隐藏中间的红线 */
#mnav h2.open .navicon:before { margin-top: 0; -webkit-transform: rotate(45deg); transform: rotate(45deg); }
#mnav h2.open .navicon:after { margin-top: 0; -webkit-transform: rotate(-45deg); transform: rotate(-45deg); }
#mnav h2.open .navicon:before, #mnav h2.open .navicon:after { content: ''; display: block; width: 30px; height: 5px; position: absolute; background: #FFFFFF; -webkit-transition-property: margin, -webkit-transform; transition-property: margin, -webkit-transform; transition-property: margin, transform; transition-property: margin, transform, -webkit-transform; -webkit-transition-duration: 300ms; transition-duration: 300ms; }
article { width: 1000px; margin: auto; overflow: hidden }
footer { width: 100%; background: #333; color: #a5a4a4; text-align: center; padding: 20px 0; }
footer a { color: #a5a4a4 }